CN217876095U

CN217876095U - Light portable multifunctional power generation and supply heating furnace device

Info

Publication number: CN217876095U
Application number: CN202222149780.9U
Authority: CN
Inventors: 黄光勤; 张洪宇; 庄春龙; 甘飞; 成镭; 侯珊珊; 许宁格
Original assignee: Army Service Academy of PLA
Current assignee: Army Service Academy of PLA
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-22
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to a portable multi-functional electricity generation heating stove device of light, including the burning power generation part, reinforce the heating part and discharge fume the pipe, the burning power generation part, reinforce the heating part and discharge fume the pipe three mutually independent setting and assemble in proper order as required, the burning power generation part includes four side panels, combustion air inlet, the combustion air inlet board, air inlet board support and furnace body bottom plate, four side panels splice each other and constitute the furnace frame, the furnace frame bottom is provided with the furnace body bottom plate and constitutes the top and be open-ended furnace, four side panel inboards all are fixed with an air inlet board support, the combustion air inlet board is established on the air inlet board support, be covered with more than one air inlet on the combustion air inlet board, the centre of combustion air inlet board is provided with the combustor, the annular is provided with more than one gas combustion inlet hole around the combustor, be provided with thermoelectric generation module on the side board. The structure is convenient to carry.

Description

Light portable multifunctional power generation and supply heating furnace device

Technical Field

The utility model relates to the technical field of outdoor power supply, in particular to a portable multi-functional power generation and supply heating stove device of light.

Background

At present, the field heating generally adopts equipment such as combustion heating, electric heating and the like as main equipment, and the field power generation has modes such as fuel oil power generation, solar power generation, vehicle-mounted power generation and the like. The equipment mostly needs to carry heating equipment and power generation equipment respectively for independent operation, and the number of carrying equipment is large, and the portability is relatively poor, has increased the mobile difficulty on foot. In addition, in alpine regions in plateaus, the fuel oil power generation equipment is influenced by low pressure and low oxygen content, the performance attenuation of the fuel oil power generation equipment is serious, the failure rate is high, and the applicability is influenced. Therefore, a portable heating device with a reliable structure and simple use is urgently needed for field camping in the alpine region of the plateau.

The current portable heating devices generally implement self-powered heating furnaces based on thermoelectric generation modules, and such heating furnaces are also in various forms, such as: the patent number is CN108019784A provides a power supply can generate electricity heating stove, combines domestic fuel stove, adds thermoelectric generation device, power storage device, air supply arrangement etc. and has realized the self-feeding formula heating, but overall structure is complicated, the size is great, inconvenient carrying, be difficult to be used for open-air camping heating, for example, CN111503887A then provides a thermoelectric generation stove for open-air heating, device simple structure, has the function of power supply, heating. The fuel type is single, biomass particles are mainly used as fuel, and meanwhile, the heating furnace and the room are heated only by natural convection heat transfer, so that the heating intensity is limited; or, the patent number CN202852888U provides a device which couples a turbine generator and a thermoelectric generation module to a heating stove to realize integration of power generation and heating, but the whole structure is complex, cannot be disassembled, contains high-speed rotating parts, and is not suitable for field heating and power supply.

Therefore, it is very important to provide a portable multifunctional power generation and supply heating furnace device which has multiple fuel use functions and is convenient to carry aiming at field camping in plateau and alpine regions.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the to-be-solved technical problem of the utility model is: the existing heating equipment has the problems of complex structure, single heating fuel form and difficulty in portability.

In order to solve the technical problem, the utility model discloses a portable multi-functional electricity generation heating stove device of light, including burning power generation part, intensive heating part and the pipe of discharging fume, its characterized in that: the combustion power generation part, the intensified heating part and the smoke exhaust pipe are mutually independent and are sequentially assembled according to requirements, when the assembly is carried out, the intensified heating part is positively placed on the combustion power generation part, and the smoke exhaust pipe is placed above the intensified heating part; when accomodating, the enhancement heating part invert and accomodate inside combustion power generation part, combustion power generation part include four side panels, combustion air inlet plate, air inlet plate support and furnace body bottom plate, four side panels splice each other and constitute the furnace frame, furnace frame bottom is provided with the furnace body bottom plate constitute the top for open-ended furnace, four side panels inboard all is fixed with an air inlet plate support, combustion air inlet plate frame establish air inlet plate support on, combustion air inlet plate on be covered with more than one air inlet hole, the centre of combustion air inlet plate is provided with the combustor the annular all around of combustor is provided with more than one gas combustion inlet hole, is provided with thermoelectric generation module on the side panel.

In the structure, the combustion power generation part, the intensified heating part and the smoke exhaust pipe are mutually independent and are sequentially assembled according to requirements, when the assembly is carried out, the intensified heating part is positively placed on the combustion power generation part, and the smoke exhaust pipe is placed above the intensified heating part; when the combustion power generation part is stored, the reinforced heating part is reversely stored inside the combustion power generation part, so that the combustion power generation part is convenient to fold and store and is more portable.

As preferred, this structure is for need not external power supply, and the thermoelectric generation piece charges for the battery, and power supply system is cooling fan and heating fan power supply, makes things convenient for outdoor use more, thermoelectric generation module include cooling fan, electricity generation bottom plate, cooling heat exchanger, thermoelectric generation piece, the control unit and electricity generation module shell, from the top down is fixed with in proper order in the electricity generation module shell cooling fan, cooling heat exchanger and the control unit, the side of electricity generation module shell is provided with the cooling air export that aligns with cooling fan, the bottom of electricity generation module shell is provided with the cooling air import, electricity generation bottom plate hugs closely on the side board, thermoelectric generation piece high temperature side hugs closely the opposite side at electricity generation bottom plate, the low temperature difference of electricity generation piece side hugs closely on cooling heat exchanger.

Above-mentioned structure utilizes the function that the difference in temperature realized the electricity generation at the side panel setting, and the later stage need not external power supply, and the electricity generation piece charges for the battery, and power supply system is cooling fan and heating fan power supply.

As preferred, in order to make whole structure simpler, the intensive heating part include heating bottom plate, heat exchange tube, heating fan and smoke box, the smoke box includes collection smoke box curb plate, heating roof and collection smoke box roof, four collection smoke box curb plates splice each other and constitute collection smoke box, collection smoke box bottom be fixed with the heating roof, collection smoke box top is fixed with collection smoke box roof be fixed with on the collection smoke box roof with the inside interface of discharging fume of intercommunication of smoke box, the heating bottom plate is established on the opening of furnace, be covered with more than one furnace combustion on the heating bottom plate and use the air inlet, be fixed with one on each furnace combustion air inlet heat exchange tube, all heat exchange tube tops with heating roof fixed connection, be provided with the furnace combustion flue gas outlet 3-1-1 with heat exchange tube 2-2 one-to-one on heating roof 2-3 the collection smoke box roof on be provided with the exhaust port that communicates with the interface of discharging fume, the pipe cover of discharging fume outside the interface, the heating fan fix the outside of heating.

The structure realizes the purpose of quickly collecting heat, is convenient for later-stage heat use, and can realize the function of drying clothes.

Preferably, in order to ensure better combustion effect, the combustion air inlet is positioned on the side panel, and the height of the combustion air inlet is lower than that of the air inlet plate bracket.

Compared with the prior art, the utility model discloses at least, following advantage has:

1. the combustion power generation part, the intensified heating part and the smoke exhaust pipe are mutually independent and are sequentially assembled according to requirements, when the assembly is carried out, the intensified heating part is positively placed on the combustion power generation part, and the smoke exhaust pipe is placed above the intensified heating part; when the combustion power generation part is stored, the reinforced heating part is reversely stored in the combustion power generation part, so that the combustion power generation part is convenient to fold and store and is more portable;

2. the middle of the combustion air inlet plate is provided with a combustor which can burn by adopting various fuels: can burn various fuels such as combustion gas, coal, firewood and the like;

3. the function is various: can realize multiple functions of cooking, heating, generating electricity, drying clothes and the like. Besides realizing basic heating and power generation, when the intensified heating part 2 is taken away, a net structure can be placed on the upper part of the combustion heating part for heating cookers, boiling water, barbecuing and the like. The periphery of the furnace body can be provided with a rack for drying clothes and articles, and the clothes are placed on the rack for drying.

Drawings

Fig. 1 is a schematic diagram of an internal structure of a lightweight portable multifunctional power generation and supply heating furnace device in this embodiment 1 when a thermoelectric power generation module is not installed.

Fig. 2 is a schematic front view of the thermoelectric power generation module mounted on one of the side plates in embodiment 1.

Fig. 3 is a schematic side view of the thermoelectric generation module mounted on one of the side plates in embodiment 1.

Fig. 4 is a plan view of the heating floor panel of embodiment 1.

Fig. 5 is a plan view of the heating ceiling plate in example 1.

Fig. 6 is a plan view of the ceiling of the smoke collection box in example 1.

Fig. 7 is a plan view of the combustion air intake plate in the present embodiment 1.

In the figure, a combustion power generation part 1, a side panel 1-1, a combustion air inlet 1-2, a combustion air inlet plate 1-3, an air inlet plate support 1-4, a furnace body bottom plate 1-5, an intensified heating part 2, a heating bottom plate 2-1, a heat exchange tube 2-2, a heating top plate 2-3, a smoke collection box side plate 2-4, a smoke collection box top plate 2-5, a smoke exhaust interface 2-6, a heating fan 2-7, a smoke exhaust tube 3, an air inlet 1-3-1, a gas combustion inlet 1-3-2-1, a burner 1-3-2, a cooling fan 1-1-1, a power generation bottom plate 1-1-2, a cooling heat exchanger 1-1-3, a temperature difference power generation sheet 1-1-4, a control unit 1-1-5, a cooling air inlet 1-1-6, a cooling air outlet 1-1-7, a power generation module shell 1-1-8, a hearth combustion air inlet 2-1-1, a smoke exhaust port 3-1 and a hearth combustion flue gas outlet 1-1-1-1.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-6, a portable multifunctional power generation and supply heating stove device of light, including burning electricity generation part 1, intensive heating part 2 and smoke exhaust pipe 3, its characterized in that: the combustion power generation part 1, the intensified heating part 2 and the smoke exhaust pipe 3 are mutually independent and assembled in sequence according to requirements, when the assembly is carried out, the intensified heating part 2 is positively placed on the combustion power generation part 1, and the smoke exhaust pipe 3 is placed above the intensified heating part 2; when the enhanced heating part 2 is stored in the combustion power generation part 1 in an inverted mode, the combustion power generation part 1 comprises four side panels 1-1, combustion air inlets 1-2, combustion air inlet plates 1-3, air inlet plate supports 1-4 and a furnace body bottom plate 1-5, the four side panels 1-1 are mutually spliced to form a furnace frame, the bottom of the furnace frame is provided with the furnace body bottom plate 1-5 to form a hearth with an opening at the upper part, the inner sides of the four side panels 1-1 are respectively fixed with one air inlet plate support 1-4, the combustion air inlet plates 1-3 are erected on the air inlet plate supports 1-4, the combustion air inlet plates 1-3 are fully distributed with more than one air inlet holes 1-3-1, the middle of the combustion air inlet plates 1-3 is provided with a combustor 1-3-2, the periphery of the combustor 1-3-2 is annularly provided with more than one gas combustion air inlet hole 1-3-2-1, and the power generation side panel 1-1 is provided with a temperature difference module.

Preferably, in order to avoid an external power supply, the thermoelectric generation sheet charges a battery, the power supply system supplies power to a cooling fan and a heating fan, and the thermoelectric generation module is more convenient for outdoor use, and comprises a generation bottom plate 1-1-2, a cooling heat exchanger 1-1-3, a thermoelectric generation sheet 1-1-4, a control unit 1-1-5 and a generation module shell 1-1-8, wherein the cooling fan 1-1-1, the cooling heat exchanger 1-1-3 and the control unit 1-1-5 are sequentially fixed in the generation module shell 1-1-8 from top to bottom, a cooling air outlet 1-1-7 aligned with the cooling fan 1-1-1 is arranged on the side of the generation module shell 1-1-8, a cooling air inlet 1-1-6 is arranged at the bottom of the generation module shell 1-1-8, the generation bottom plate 1-1-2 is tightly attached to a side plate 1-1, the high-temperature side of the thermoelectric generation sheet 1-1-4 is tightly attached to the generation bottom plate 1-1-2, and the low-temperature generation sheet 1-1-3 is tightly attached to the other side of the generation bottom plate 1-1-1. The control unit 1-1-5 mainly comprises a control circuit and a storage battery.

Preferably, in order to make the whole structure simpler, the enhanced heating part 2 comprises a heating bottom plate 2-1, heat exchange tubes 2-2, heating fans 2-7 and a smoke box, the smoke box comprises smoke collection box side plates 2-4, a heating top plate 2-3 and smoke collection box top plates 2-5, four smoke collection box side plates 2-4 are mutually spliced to form a smoke collection frame, the heating top plate 2-3 is fixed at the bottom of the smoke collection frame, the smoke collection box top plates 2-5 are fixed at the top of the smoke collection frame, smoke exhaust interfaces 2-6 communicated with the interior of the smoke box are fixed on the smoke collection box top plates 2-5, the heating bottom plate 2-1 is erected on an opening of a hearth, more than one hearth combustion air inlet 2-1-1 is distributed on the bottom plate 2-1, one heat exchange tube 2-2 is fixed on each hearth combustion air inlet 2-1-1, the heat exchange tubes 2-2 are fixedly connected with the top plate 2-3, the heat exchange tubes 2-3 are fixed on the heating top plate 2-1, the smoke exhaust interfaces 2-3 of the heating top plate 2-3 are respectively communicated with the smoke exhaust ports 2-3, and the smoke exhaust ports 2-3 of the smoke collection box, and the smoke exhaust tubes 2-3 are sleeved outside the smoke exhaust ports 2-3.

Preferably, in order to ensure better combustion effect, the combustion air inlet 1-2 is positioned on the side panel 1-1, and the height of the combustion air inlet 1-2 is lower than that of the air inlet panel bracket 1-4.

In the embodiment, the cooling fan 1-1-1 is powered by a power generation system without an external power supply, the cooling heat exchanger 1-1-3 can be in various forms such as a fin heat exchanger, a heat pipe heat exchanger and the like, the power generation module shell 1-1-8 can realize real-time power generation conditions including voltage, current, power and the like, battery residual electricity, cooling fan power, heating fan 2-7 power and the like, and the air inlet plate bracket 1-4 is fixed on four side surfaces and used for supporting the combustion air inlet plate 1-3;

the working principle of each part is as follows:

the combustion power generation part 1 generates electric energy by utilizing the high temperature of the heating furnace through the temperature difference power generation module, heat fuel is combusted in the heating furnace to release heat to heat the hearth and the furnace wall, so that the temperature of the furnace wall is increased, the hot end of the temperature difference power generation module is heated, the cold end of the temperature difference power generation module is cooled by the cooling heat exchanger, the temperature difference of the cold end and the hot end of the temperature difference power generation module is formed, and the semiconductor material inside generates electric energy due to the temperature difference;

the intensified heating part 2 consists of a heating bottom plate 2-1, heat exchange tubes 2-2, a heating top plate 2-3, a smoke collection box side plate 2-4, a smoke collection box top plate 2-5, smoke exhaust interfaces 2-6 and a heating fan 2-7. High-temperature flue gas after combustion in the hearth enters the heat exchange tube 2-2 through the heating bottom plate 2-1, heat is transferred to the heat exchange tube 2-2 by the high-temperature flue gas in the heat exchange tube 2-2, and a heating fan 2-7 is arranged outside the heat exchange tube, so that the convection heat exchange between the outer surface of the heat exchange tube 2-2 and cold air can be enhanced, and the heating effect is enhanced. The temperature of high-temperature flue gas after heat is released in the heat exchange tube 2-2 is reduced, the high-temperature flue gas goes upwards and is collected to a smoke box through a heating top plate 2-3, the smoke box is a cavity which is enclosed by smoke box side plates 2-4, a smoke box top plate 2-5 and the heating top plate 2-3 and is used for collecting the high-temperature flue gas and discharging the high-temperature flue gas to a smoke discharging part 3, the intensified heating part 2 directly covers the hearth during installation, the high-temperature flue gas transmits the heat to the heat exchange tube through the heat exchange tube in the heating part 2, and further the air outside the heat exchange tube can be heated. After the heat exchange of the enhanced heating part 2, the high-temperature flue gas enters the smoke exhaust part 3 after the temperature of the high-temperature flue gas is reduced, and finally the high-temperature flue gas is exhausted to the outside through the smoke exhaust pipe;

in the specific implementation process, an opening-adjustable inlet valve can be arranged on the combustion air inlet 1-2, when gas fuel is used, the gas fuel can enter the combustion hearth from the combustion air inlet 1-2 through a fuel conveying pipe, and when fuel such as coal, firewood and the like is combusted, the inlet valve can also be used for ash and slag removal;

the specific working principle of power generation is as follows: because the power generation bottom plate 1-1-2 is tightly attached to the side plate 1-1, the high-temperature side of the thermoelectric power generation piece 1-1-4 is tightly attached to the power generation bottom plate 1-1-2, and the low-temperature side is tightly attached to the cooling heat exchanger 1-1-3, the temperature of the furnace wall is increased, so that the hot end of the thermoelectric power generation module is heated, the cold end of the thermoelectric power generation module is cooled by the cooling heat exchanger, the temperature difference of the cold end and the hot end of the thermoelectric power generation module is formed, and the semiconductor material inside generates electric energy due to the temperature difference; meanwhile, in order to reduce contact thermal resistance, high-heat-conducting materials such as graphite paper and the like can be pasted on the high-temperature surface and the low-temperature surface of the thermoelectric power generation piece 1-1-4, so that the power generation effect is further improved; the cooling fan is used for cooling the low-temperature layer of the temperature difference power generation module, maintains the low temperature of the low-temperature side, and forms a larger temperature difference with the high-temperature side of the temperature difference power generation module, so that more electric energy is generated. The cooling fan is used for enhancing the forced convection heat exchange effect of the cooling heat exchanger.

In addition, the heating furnace can realize multiple functions of cooking by boiling water, heating, generating power, drying clothes and the like, and the optional fuels comprise gas, coal, firewood and the like.

The smoke exhaust pipe 3 is a circular smoke exhaust pipe with a smoke exhaust port, and the smoke exhaust pipe is also designed into a multi-pipe connection form according to the actual situation in the specific embodiment mode;

because each plate body of the combustion power generation part 1 adopts a titanium alloy plate to form a heating furnace main body structure, the light weight and high strength of the whole structure are finally ensured, and the temperature difference power generation module is arranged on the side plate 1-1, so that the electric energy is generated by the temperature difference between the furnace body and the environment, the generated power drives a fan to cool the cold end of the temperature difference power generation module, and the power generation efficiency is improved; meanwhile, a heating fan is driven, heat exchange between a high-temperature smoke pipe and indoor air is strengthened, heating strength is improved, the combustion power generation part 1, the strengthening heating part 2 and the smoke exhaust pipe 3 are arranged independently and sequentially according to requirements, when the device is assembled, the strengthening heating part 2 is placed on the combustion power generation part 1 in the forward direction, and the smoke exhaust pipe 3 is placed above the strengthening heating part 2; when the combustion power generation part is stored, the reinforced heating part 2 is reversely stored in the combustion power generation part 1, so that the combustion power generation part is convenient to fold and store and is more portable.

Therefore, the structure has the following technical effects:

1. accomodate the convenience height: when the combustion power generation part is stored, the enhanced heating part 2 can be stored in the combustion power generation part 1 in an inverted mode, and the combustion power generation part is convenient to carry;

2. a variety of fuels may be used for combustion: can burn various fuels such as combustion gas, coal, firewood and the like;

3. the function is various: can realize multiple functions of cooking, heating, generating electricity, drying clothes and the like. Besides realizing basic heating and power generation, when the intensified heating part 2 is taken away, a net structure can be placed on the upper part of the combustion heating part for heating cookers, boiling water, barbecuing and the like. A rack for drying clothes and articles can be arranged at the periphery of the furnace body, and the clothes are placed on the rack for drying;

4. self-powered enhanced heating: need not external power supply, the electricity generation piece charges for the battery, and power supply system is cooling fan and heating fan power supply.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a portable multi-functional electricity generation of light heating stove device, includes burning power generation part (1), intensification heating part (2) and smoke exhaust pipe (3), its characterized in that: the combustion power generation part (1), the intensified heating part (2) and the smoke exhaust pipe (3) are mutually independent and are sequentially assembled according to requirements, when the assembly is carried out, the intensified heating part (2) is positively placed on the combustion power generation part (1), and the smoke exhaust pipe (3) is placed above the intensified heating part (2); when the enhanced heating system is stored, the enhanced heating part (2) is stored in the combustion power generation part (1) in an inverted mode, the combustion power generation part (1) comprises four side panels (1-1), combustion air inlets (1-2), combustion air inlet plates (1-3), air inlet plate supports (1-4) and a furnace body bottom plate (1-5), the four side panels (1-1) are mutually spliced to form a furnace frame, the bottom of the furnace frame is provided with the furnace body bottom plate (1-5) to form a hearth with an opening at the upper part, the inner sides of the four side panels (1-1) are respectively and fixedly provided with one air inlet plate support (1-4), the combustion air inlet plates (1-3) are erected on the air inlet plate supports (1-4), more than one air inlet hole (1-3-1) is distributed on each combustion air inlet plate (1-3), a combustor (1-3-2) is arranged in the middle of each combustion air inlet plate (1-3), more than one annular air inlet hole (1-3-1 of the combustor (1-3) is arranged on the periphery of each side panel, and a temperature difference module is arranged on each side panel (1-3-2).

2. A light-weight portable multifunctional power generation and supply heating stove device according to claim 1, characterized in that: the thermoelectric power generation module comprises a cooling fan (1-1-1), a power generation bottom plate (1-1-2), a cooling heat exchanger (1-1-3), a thermoelectric power generation sheet (1-1-4), a control unit (1-1-5) and a power generation module shell (1-1-8), wherein the cooling fan (1-1-1), the cooling heat exchanger (1-1-3) and the control unit (1-1-5) are sequentially fixed in the power generation module shell (1-1-8) from top to bottom, a cooling air outlet (1-1-7) aligned with the cooling fan (1-1-1) is formed in the side edge of the power generation module shell (1-1-8), a cooling air inlet (1-1-6) is formed in the bottom of the power generation module shell (1-1-8), the power generation bottom plate (1-1-2) is tightly attached to a side plate (1-1), and the high-temperature side of the thermoelectric power generation sheet (1-1-4) is tightly attached to the power generation bottom plate (1-1-1-2), and the other side of the thermoelectric power generation sheet (1-1-1) is tightly attached to the other side of the power generation bottom plate (1-1-1).

3. A light-weight portable multifunctional power generation and supply heating stove device according to claim 2, characterized in that: the enhanced heating part (2) comprises a heating bottom plate (2-1), heat exchange tubes (2-2), a heating fan (2-7) and a smoke box, wherein the smoke box comprises smoke collection box side plates (2-4), a heating top plate (2-3) and a smoke collection box top plate (2-5), the four smoke collection box side plates (2-4) are spliced with each other to form a smoke collection frame, the heating top plate (2-3) is fixed at the bottom of the smoke collection frame, the smoke collection box top plate (2-5) is fixed at the top of the smoke collection frame, a smoke exhaust interface (2-6) communicated with the interior of the smoke box is fixed on the smoke collection box top plate (2-5), the heating bottom plate (2-1) is erected on an opening of a hearth, more than one air inlet (2-1-1) for hearth combustion is distributed on the heating bottom plate (2-1), one heat exchange tube (2-2) is fixed on each air inlet (2-1-1) for hearth combustion, the upper parts of all the heat exchange tubes (2-2) are fixedly connected with a heating top plate (2-3), the heating top plate (2-3) is provided with hearth combustion flue gas outlets (3-1-1) which correspond to the heat exchange tubes (2-2) one by one, and the smoke collection box top plate (2-5) is provided with a smoke outlet (3-6) communicated with a smoke exhaust interface (2-6) 3-1), the smoke exhaust pipe (3) is sleeved outside the smoke exhaust interface (2-6), and the heating fan (2-7) is fixed on the outer side of the heat exchange pipe (2-2).

4. A light-weight portable multifunctional power generation and supply heating stove device according to claim 3, characterized in that: the combustion air inlet (1-2) is positioned on the side panel (1-1), and the height of the combustion air inlet (1-2) is lower than that of the air inlet panel bracket (1-4).